{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=contrast+agent&page=3",
    "query": {
      "intervention": "contrast agent",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 1450,
    "total_pages": 145,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=contrast+agent&page=4&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=contrast+agent&page=2&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-18T18:36:33.895Z",
  "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.",
  "notes": [
    "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.",
    "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.",
    "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees."
  ],
  "trials": [
    {
      "nct_id": "NCT05591053",
      "title": "Utility and Usability of ActivSight™ Laser Speckle Imaging in Visualization of Tissue Perfusion and Blood Flow During Esophageal Surgery in Humans",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Esophagus Cancer",
        "Esophageal Cancer",
        "Esophageal Neoplasms",
        "Esophageal Diseases",
        "Esophageal Adenocarcinoma",
        "Esophageal Squamous Cell Carcinoma",
        "Esophagus SCC",
        "Esophagus Tumor",
        "Esophagus Adenocarcinoma",
        "Esophagus Neoplasm"
      ],
      "interventions": [
        {
          "name": "ActivSight",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Activ Surgical",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 70,
      "start_date": "2023-04-01",
      "completion_date": "2025-01",
      "has_results": false,
      "last_update_posted_date": "2024-02-21",
      "last_synced_at": "2026-10-18T18:36:33.895Z",
      "location_count": 2,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05591053"
    },
    {
      "nct_id": "NCT04259970",
      "title": "Hyperpolarized Imaging for New Treatments",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Cystic Fibrosis"
      ],
      "interventions": [
        {
          "name": "Initiation of CFTR Modulator",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Children's Hospital Medical Center, Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "6 Years to 18 Years"
      },
      "enrollment_count": 47,
      "start_date": "2020-01-13",
      "completion_date": "2026-05-01",
      "has_results": false,
      "last_update_posted_date": "2026-10-07",
      "last_synced_at": "2026-10-18T18:36:33.895Z",
      "location_count": 3,
      "location_summary": "Cincinnati, Ohio • Charlottesville, Virginia • Madison, Wisconsin",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        },
        {
          "city": "Charlottesville",
          "state": "Virginia"
        },
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04259970"
    },
    {
      "nct_id": "NCT01653080",
      "title": "MRI in Diagnosing Solid Tumors of the Eye and Orbit",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Eye Cancer"
      ],
      "interventions": [
        {
          "name": "dynamic contrast-enhanced MRI",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 80,
      "start_date": "2006-05-18",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-04-11",
      "last_synced_at": "2026-10-18T18:36:33.895Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01653080"
    },
    {
      "nct_id": "NCT01004770",
      "title": "Single Dose Safety, Tolerance and Pharmacokinetic Study in Healthy Volunteers Undergoing Contrast-enhanced Abdominal Computed Tomography (CT)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "GE-145 (AN113111) Injection",
          "type": "DRUG"
        },
        {
          "name": "Visipaque (iodixanol) Injection",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GE Healthcare",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 50,
      "start_date": "2009-10",
      "completion_date": "2010-05",
      "has_results": true,
      "last_update_posted_date": "2012-04-05",
      "last_synced_at": "2026-10-18T18:36:33.895Z",
      "location_count": 1,
      "location_summary": "Princeton, New Jersey",
      "locations": [
        {
          "city": "Princeton",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01004770"
    },
    {
      "nct_id": "NCT01208077",
      "title": "PREMIUM Registry: PRognostic HEModynamIc Profiling in the AcUtely Ill EMergency Department Patient",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Acute CHF",
        "Acute Stroke Syndromes",
        "Systemic Infections"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Henry Ford Health System",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 514,
      "start_date": "2010-09",
      "completion_date": "2012-09",
      "has_results": false,
      "last_update_posted_date": "2015-08-04",
      "last_synced_at": "2026-10-18T18:36:33.895Z",
      "location_count": 2,
      "location_summary": "Detroit, Michigan",
      "locations": [
        {
          "city": "Detroit",
          "state": "Michigan"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01208077"
    },
    {
      "nct_id": "NCT03972202",
      "title": "The Role of Cerebellum in Speech",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cerebellar Ataxia",
        "Dysarthria",
        "Healthy"
      ],
      "interventions": [
        {
          "name": "MRI",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "TMS",
          "type": "DEVICE"
        },
        {
          "name": "Speech-motor behavioral testing",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST",
        "DEVICE",
        "BEHAVIORAL"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 660,
      "start_date": "2019-09-15",
      "completion_date": "2030-05-31",
      "has_results": false,
      "last_update_posted_date": "2025-10-24",
      "last_synced_at": "2026-10-18T18:36:33.895Z",
      "location_count": 3,
      "location_summary": "Berkeley, California • San Francisco, California • Madison, Wisconsin",
      "locations": [
        {
          "city": "Berkeley",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03972202"
    },
    {
      "nct_id": "NCT00539045",
      "title": "Diagnostic Utility of Contrast Echocardiography for Detection of LV Thrombi Post ST Elevation Myocardial Infarction",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Thrombus",
        "Myocardial Infarction"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Weill Medical College of Cornell University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 250,
      "start_date": "2007-03",
      "completion_date": "2015-01",
      "has_results": false,
      "last_update_posted_date": "2018-02-14",
      "last_synced_at": "2026-10-18T18:36:33.895Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00539045"
    },
    {
      "nct_id": "NCT00091052",
      "title": "Radiation Therapy and Sargramostim in Treating Patients With Advanced Solid Tumors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Unspecified Adult Solid Tumor, Protocol Specific"
      ],
      "interventions": [
        {
          "name": "sargramostim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "RADIATION"
      ],
      "sponsor": "Sirius Medicine",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": null,
      "start_date": "2004-07",
      "completion_date": "2006-06",
      "has_results": false,
      "last_update_posted_date": "2013-03-26",
      "last_synced_at": "2026-10-18T18:36:33.895Z",
      "location_count": 1,
      "location_summary": "Loveland, Colorado",
      "locations": [
        {
          "city": "Loveland",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00091052"
    },
    {
      "nct_id": "NCT05949138",
      "title": "Clinical Data Collection and Evaluation of ECG-Less Cardiac CT",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cardiac CT"
      ],
      "interventions": [
        {
          "name": "ECG-Less Cardiac CT using SmartPhase",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "GE Healthcare",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 56,
      "start_date": "2023-09-11",
      "completion_date": "2023-11-03",
      "has_results": false,
      "last_update_posted_date": "2024-06-07",
      "last_synced_at": "2026-10-18T18:36:33.895Z",
      "location_count": 2,
      "location_summary": "Chicago, Illinois • Seattle, Washington",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05949138"
    },
    {
      "nct_id": "NCT04704284",
      "title": "Comparing MRI to CT on Pediatric Craniosynostosis.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Craniosynostosis"
      ],
      "interventions": [
        {
          "name": "Zero Echo Time Magnetic Resonance Imaging (ZTE MRI)",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "Up to 18 Years"
      },
      "enrollment_count": 12,
      "start_date": "2020-04-14",
      "completion_date": "2024-05-17",
      "has_results": true,
      "last_update_posted_date": "2025-07-17",
      "last_synced_at": "2026-10-18T18:36:33.895Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04704284"
    }
  ]
}